The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 31, 2021
Filed:
Apr. 12, 2017
Applicant:
Volkswagen Ag, Wolfsburg, DE;
Inventors:
Robert Kattner, Wolfsburg, DE;
André Oberschachtsiek, Braunschweig, DE;
Hendrik Decke, Braunschweig, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B60R 25/24 (2013.01); G06Q 20/32 (2012.01); G06Q 20/38 (2012.01);
U.S. Cl.
CPC ...
B60R 25/24 (2013.01); G06Q 20/327 (2013.01); G06Q 20/382 (2013.01); B60R 2325/108 (2013.01);
Abstract
An electronic vehicle key and a communication system wherein the cryptographic material stored in the secure memory of the electronic vehicle key is alterable by a command received from a first communication device or a second communication device to provide multiple vehicles flexibly using personal electronic vehicle key without being dependent, during use, on access to an external database.